998021260

素因数分解:

$2^2\times 5^1\times {\mathrm{49901063}}^1$

素因数の和:49901072

約数の個数: 12

約数和(自身を含む): 2095844688

約数和(自身を除く): 1097823428

約数列:

[1, 2, 4, 5, 10, 20, 49901063, 99802126, 199604252, 249505315, 499010630, 998021260]

約数ペア:

[(1, 998021260), (2, 499010630), (4, 249505315), (5, 199604252), (10, 99802126), (20, 49901063)]